regex for python xxx-xxx-xxx code example

Example 1: dart regex for email

var email = "[email protected]"
bool emailValid = RegExp(r"^[a-zA-Z0-9.a-zA-Z0-9.!#$%&'*+-/=?^_`{|}~]+@[a-zA-Z0-9]+\.[a-zA-Z]+").hasMatch(email);

Example 2: dart regex for url

bool _validURL = Uri.parse(URL).isAbsolute;

Example 3: using regex in javascript

//Adding '/' around regex
var regex = /\s/g;
//or using RegExp
var regex = new RegExp("\s", "g");